TY  - BOOK
AU  - Needham Joseph
TI  - Science and civilisation in China
U1  - Av41.N5, J4.5.4(RR) 
PY  - 1954///
CY  - Cambridge
PB  - CUP       
KW  - SCIENCE
N1  - Contents v 5 : Chemistry and chemical technology pt 4 Spagyrical discovery and invention 1980
ER  -